Keyboard switch assembly having sensory feedback

Details Keyboard switch assembly having sensory feedback Keyboard switch assembly having sensory feedback

1983-07-05

1985-02-19

Scott, J. R.

Electricity: circuit makers and breakers

Multiple circuit control

Multiple switch

200DIG1, 361288, H01H 1370, H01H 900

Patent

active

045007586

ABSTRACT:
A keyboard switch assembly is disclosed which utilizes a new switch design for providing tactile feedback to the user while nevertheless permitting long switch life. The keyboard switch assembly provides adjustable touch control to the user via a mechanical adjustment means while requiring minimal key travel. The "sandwich" arrangement of the dome and the membrane switch isolates the contacts from contamination upon activation resulting in long switch life. Furthermore, integration of all the parts in the assembly of this keyboard switch makes this keyboard more competitive and cost effective.

REFERENCES:
patent: Re30435 (1980-11-01), Fukao
patent: 4117279 (1978-09-01), Schoemer
patent: 4375585 (1983-03-01), Lee

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